/**
 * 
 */
package niuke;

import java.util.ArrayList;
import java.util.Scanner;

/**
 * @author zhongfang
 *
 */
public class 随机的机器人 {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		Scanner scanner=new Scanner(System.in);
		int n=scanner.nextInt();
		ArrayList<Integer> curPoss=new ArrayList<>();
		ArrayList<Integer[]> rangeList=new ArrayList<>();
	}

}
